Remote control device and remote control method thereof

Abstract

A remote control device and a remote control method thereof are provided. The remote control method is adapted to a remote control device, which includes a sensing unit for generating remote controlling signals while shaking the remote control device. The remote control method includes the following steps. Firstly, a series of sensing signal is provided by the sensing unit. Next, a series of reference value is generated according to the series of sensing signal. Then, when to start/stop to store the series sensing signal is determined according to the series of reference value. Afterwards, the series of sensing signal is recognized for generating the remote controlling signal. Finally, the remote controlling signal is transmitted.

1. A remote control device for generating a remote controlling signal, comprising:
 a storing unit; 
 a communication unit; 
 a sensing unit for providing a series of sensing signal while shaking the remote control device; and 
 a processing unit for generating a series of reference value corresponding to the series of sensing signal, wherein the processing unit determines when to start/stop to store the series of sensing signal to the storing unit according to the reference value, which is greater than a threshold during a period between a first timing and a second timing but smaller than the threshold during a period between the second timing and a third timing; 
 wherein the processing unit further recognizes the series of sensing signal for generating the remote controlling signal and drives the communication unit to transmit the remote controlling signal. 
 
     
     
       2. The remote control device according to  claim 1 , wherein the processing unit starts to store the series of sensing signal to the storing unit at the first timing. 
     
     
       3. The remote control device according to  claim 1 , wherein the processing unit determines whether the period between the second timing and the third timing is longer than a first period. 
     
     
       4. The remote control device according to  claim 3 , wherein if the processing unit determines that the period between the second timing and the third timing is longer than the first period, the processing unit further determines whether the period between the second timing and the third timing is longer than a second period which is longer than the first period. 
     
     
       5. The remote control device according to  claim 4 , wherein if the processing unit determines that the period between the second timing and the third timing is longer than the second period, the processing unit recognizes the series of sensing signal between the first timing and the second timing, generates the remote controlling signal, and drives the communication unit to transmit the remote controlling signal. 
     
     
       6. The remote control device according to  claim 5 , wherein if the processing unit determines that the period between the second timing and the third timing is shorter than the second period, the processing unit recognizes the series of sensing signal between the first timing and the second time for generating a first recognition result. 
     
     
       7. The remote control device according to  claim 6 , wherein the series of reference value is greater than the threshold during a period between the third timing and a fourth timing but smaller than the threshold during a period between the fourth timing and a fifth timing, and the processing unit determines whether the period between the fourth timing and the fifth timing is longer than the first period. 
     
     
       8. The remote control device according to  claim 7 , wherein if the processing unit determines that the period between the fourth timing and the fifth timing is longer than the first period, the processing unit further determines whether the period between the fourth timing and the fifth timing is longer than the second period. 
     
     
       9. The remote control device according to  claim 8 , wherein if the processing unit determines that the period between the fourth timing and the fifth timing is longer than the second period, the processing unit recognizes the sensing signal between the third timing and the fourth timing to obtain a second recognition result, generates the remote controlling signal combining the first recognition result and the second recognition result, and drives the communication unit to transmit the remote controlling signal. 
     
     
       10. The remote control device according to  claim 3 , wherein the series of reference value is greater than the threshold between the third timing and a fourth timing but smaller than the threshold between the fourth timing and a fifth timing, and if the processing unit determines that the period between the second timing and the third timing is shorter than the first period, the processing unit further determines whether the period between the fourth timing and the fifth timing is longer than the first period. 
     
     
       11. The remote control device according to  claim 10 , wherein if the processing unit determines that the period between the fourth timing and the fifth timing is longer than the first period, the processing unit further determine whether the period between the fourth timing and the fifth timing is longer than the second period, which is longer than the first period. 
     
     
       12. The remote control device according to  claim 11 , wherein if the processing unit determines that the period between the fourth timing and the fifth timing is longer than the second period, the processing unit recognizes the sensing signal between the first timing and the fourth time, generates the remote controlling signal, and drives the communication unit to transmit the remote controlling signal. 
     
     
       13. The remote control device according to  claim 1 , wherein the sensing unit comprises an accelerometer. 
     
     
       14. The remote control device according to  claim 1 , further comprising:
 a key unit; 
 wherein the processing unit determines whether the key unit is activated and accordingly updating an operation mode, and once the operation mode is updated, the processing unit further controls the communication unit to transmit the remote controlling signal according to the updated operation mode. 
 
     
     
       15. The remote control device according to  claim 14 , further comprising:
 a display unit for displaying the operation mode. 
 
     
     
       16. A remote control method adapted to a remote control device, wherein the remote control device comprises a sensing unit for generating a remote controlling signal while shaking the remote control device, the method comprises:
 providing a series of sensing signal by the sensing unit; 
 generating a series of reference value corresponding to the series of sensing signal; 
 determining when to start/stop to store the series of sensing signal according to the series of reference value; 
 recognizing the series of sensing signal for generating the remote controlling signal; and 
 transmitting the remote controlling signal; 
 wherein the series reference value is greater than a threshold during a period between a first timing and a second timing but smaller than the threshold during a period between the second timing and a third timing. 
 
     
     
       17. The remote control method according to  claim 16 , wherein the processing unit starts to store the series of sensing signal from the first timing. 
     
     
       18. The remote control method according to  claim 17 , wherein the processing unit determines whether the period between the second timing and the third timing is longer than a first period. 
     
     
       19. The remote control method according to  claim 18 , wherein if the processing unit determines that the period between the second timing and the third timing is longer than the first period, the processing unit further determines whether the period between the second timing and the third timing is longer than a second period, which is longer than the first period. 
     
     
       20. The remote control method according to  claim 19 , wherein if the processing unit determines that the period between the second timing and the third timing is longer than the second period, the processing unit recognizes the sensing signal stored in the storing unit between the first timing and the second time for generating the remote controlling signal.